🔧 Professional-Grade Casting Flask for Serious Jewelry Makers
Need a reliable casting flask for larger jewelry pieces and batch production? The Tooltos 3.5" Perforated Stainless Steel Casting Flask is your professional solution for flawless, bubble-free casts every time. With 7 height options (4"-10"), this versatile flask handles everything from large pendants to multiple rings in a single cast.
✨ Why Choose This 3.5" Casting Flask?
| 💎 Premium Material |
304 Stainless Steel - withstands extreme temperatures and repeated use |
| 📏 Versatile Sizing |
7 height options (4"-10") for maximum flexibility |
| 🔒 Flanged Design |
Creates airtight seal for maximum vacuum efficiency |
| ⚡ Strategic Perforations |
Optimized hole placement eliminates air pockets completely |
| 🧼 Easy Maintenance |
Smooth surface cleans in seconds - ready for next project |
| 🔧 Universal Fit |
Compatible with standard vacuum casting systems |
🎯 Real Applications
- ✅ Large Pendant Casting: Perfect for statement pendants and medallions
- ✅ Bracelet Production: Cast bracelet links and components efficiently
- ✅ Multiple Ring Casting: Produce 3-5 rings simultaneously
- ✅ Sculpture Casting: Ideal for small jewelry sculptures and art pieces
- ✅ Batch Production: Maximize efficiency with larger capacity
- ✅ Prototype Development: Test multiple designs in one casting session
📐 Technical Specifications
| Material |
304 Stainless Steel + Rubber Base |
| Flask Diameter |
3.5 inch (89mm) |
| Available Heights |
4", 5", 6", 7", 8", 9", 10" (choose your variant) |
| Weight |
930g (professional-grade construction) |
| Temperature Resistance |
High-temperature resistant |
| Perforation Pattern |
Strategically placed for optimal vacuum flow |
| Capacity |
Suitable for medium to large jewelry pieces |
🚀 Quick Start Guide
-
Select Your Height: Choose the flask height based on your project size
-
Prepare Wax Models: Arrange your wax patterns in the flask
-
Attach Rubber Base: Secure the included rubber base to create a seal
-
Mix Investment: Prepare your plaster investment according to manufacturer specs
-
Pour & Vacuum: Pour investment into flask and activate vacuum to remove air
-
Cure & Burnout: Allow to cure, then burnout in kiln
-
Cast Your Metal: Pour molten metal and create your masterpiece!
💡 Pro Tips from Master Jewelers
💎 Tip #1: For batch production, arrange multiple wax models in a tree pattern to maximize flask capacity.
💎 Tip #2: Pre-heat your flask slightly before pouring investment to reduce thermal shock and extend flask life.
💎 Tip #3: Clean perforations thoroughly after each use with a small brush to maintain optimal vacuum flow.
💎 Tip #4: Store with rubber base attached to prevent dust accumulation in perforations.
📊 Size Selection Guide
| Height |
Best For |
Typical Projects |
| 4" |
Medium pendants, 2-3 rings |
Standard jewelry pieces |
| 5"-6" |
Large pendants, 3-4 rings |
Statement pieces, batch production |
| 7"-8" |
Multiple pieces, bracelet links |
Production runs, complex trees |
| 9"-10" |
Large sculptures, maximum capacity |
Art pieces, large batch production |
🔄 Complete Workflow Integration
This casting flask works seamlessly with:
- 🔹 Vacuum casting machines (2L-6L capacity)
- 🔹 Burnout kilns and furnaces
- 🔹 Standard jewelry investment powders
- 🔹 Electric melting furnaces
- 🔹 Lost wax casting methods
- 🔹 Professional casting studios
⭐ What Professional Jewelers Are Saying
⭐⭐⭐⭐⭐ "Perfect for production work!"
"The 3.5" flask is my go-to for batch production. I can cast 4-5 rings at once with perfect results every time. The larger diameter gives me so much more flexibility than smaller flasks."
- Michael R., Production Jeweler
⭐⭐⭐⭐⭐ "Excellent quality and versatility!"
"I have the 6" and 8" heights. The quality is outstanding and the different heights let me handle any project size. The perforations work perfectly with my vacuum system."
- Jennifer K., Custom Jewelry Designer
⭐⭐⭐⭐⭐ "Professional results every time!"
"As a jewelry instructor, I recommend these flasks to all my students. The 3.5" size is perfect for learning and the quality ensures consistent results."
- David L., Jewelry Arts Instructor
❓ Frequently Asked Questions
Q: What size projects is the 3.5" flask best for?
A: Perfect for large pendants, multiple rings (3-5 pieces), bracelet components, and small sculptures. The 3.5" diameter is ideal for pieces up to about 3" in size.
Q: How do I choose the right height?
A: Choose based on your project: 4"-6" for standard jewelry, 7"-8" for batch production, 9"-10" for large pieces or maximum capacity. You can always use a shorter height for smaller projects.
Q: Can I use this with any vacuum casting machine?
A: Yes! This flask is designed to work with standard vacuum casting systems from 2L to 6L capacity.
Q: How do I clean the perforations?
A: Simply use a small brush or compressed air after each use. The stainless steel won't corrode or degrade.
Q: What's included in the package?
A: You receive 1x Perforated Stainless Steel Casting Flask (3.5" diameter, your chosen height) + 1x Rubber Base.
Q: Can I use this for silver, gold, and other metals?
A: Absolutely! The 304 stainless steel construction handles all common jewelry metals including silver, gold, platinum, brass, and bronze.
Q: Is this suitable for professional production work?
A: Yes! Many professional jewelers use this flask for daily production. The durable construction and larger capacity make it ideal for batch production.
🎁 What's Included
- ✅ 1x Perforated Stainless Steel Casting Flask (3.5" diameter, your chosen height)
- ✅ 1x Rubber Base (creates airtight seal)
- ✅ Quality assurance from Tooltos
🛡️ Our Quality Guarantee
Every Tooltos casting flask undergoes rigorous quality control to ensure:
- ✓ Precise perforation placement for optimal vacuum flow
- ✓ Smooth, burr-free edges that won't damage investment
- ✓ Perfect flange alignment for airtight sealing
- ✓ Premium 304 stainless steel construction
- ✓ Accurate dimensions for consistent results
🎯 Limited Time Offer!
Professional-Grade Casting Equipment at Workshop Prices
Join thousands of jewelers who trust Tooltos for their casting needs
🛒 Ready to Elevate Your Casting Game?
Choose your size and start producing professional-quality jewelry today!
Trusted by professional jewelers worldwide | Fast shipping | Quality guaranteed
